Section 19
SEC. 19. All expenses properly chargeable to the administration of the Postal Savings Bank shall be paid from the profits arising from the investment of the postal savings bank funds: Provided, That if the profits arising from said investments are not sufficient during any year, together with the reserve fund accrued as hereinafter provided, to pay the interest upon the deposits and the expenses of administration, there shall be appropriated out of the general funds of the Insular Treasury, not otherwise appropriated at tin: time, sufficient funds to cover the deficit so created.